Instruction Manual
D103412X012
Detailed Setup—AI Function Block
July 2013
179
Table 4‐57. Analog Input Block Parameter Definitions (Continued)
Description
Initial
Value
Range
Write Block
Mode
RO /
RW
Index
Number
Label
PARAMETER_NAME
Alarm Summary
ALARM_SUM
22
Data Type: DS‐74 Current alert status,
unacknowledged states, unreported states, and
disabled states of the alarms associated with the
function block.
0=clear
0=acknowledged
0=reported
0=enabled
CURRENT 22.1 RO ALL
0: Discrete alarm
1: Hi Hi alarm
2: Hi Alarm
3: Lo Lo Alarm
4: Lo Alarm
7: Block alarm
UNACKNOWLEDGED 22.2 RO ALL
UNREPORTED 22.3 RO ALL
DISABLED 22.4 RW ALL All bits: 0
Acknowledge Option
ACK_OPTION
23 ALL
0: Discrete alarm
1: Hi Hi alarm
2: Hi Alarm
3: Lo Lo Alarm
4: Lo Alarm
7: Block alarm
All bits: 0
Data Type: Bit String
0
=Disable
1
=Enable
Selection of whether alarms associated with the
block will be automatically acknowledged.
Alarm Hysteresis
ALARM_HYS
24 ALL 0 - 50% 0.50%
Data Type: Float
Hysteresis on alarms.
High High Priority
HI_HI_PRI
25 ALL 0 to 15 0
Data Type: Unsigned8
The priority of the hi hi alarm.
High High Limit
HI_HI_LIM
26 ALL OUT_SCALE 0
Data Type: Float
Value of analog input which will generate an alarm.
High Priority
HI_PRI
27 ALL 0 to 15 0
Data Type: Unsigned8
The priority of the high alarm.
Hi Limit
HI_LIM
28 ALL OUT_SCALE 0
Data Type: Float
Value of analog input which will generate an alarm.
Low Priority
LO_PRI
29 ALL 0 to 15 0
Data Type: Unsigned8
The priority of the low alarm.
Low Limit
LO_LIM
30 ALL OUT_SCALE 0
Data Type: Float
Value of analog input which will generate an alarm.
Low Low Priority
LO_LO_PRI
31 ALL 0 to 15 0
Data Type: Unsigned8
The priority of the low low alarm.
Low Low Limit
LO_LO_LIM
32 ALL OUT_SCALE 0
Data Type: Float
Value of analog input which will generate an alarm.
High High Alarm
HI_HI_ALM
33
Data Type: DS‐71
The status of the hi hi alarm and its associated time
stamp.
UNACKNOWLEDGED 33.1 RW
N/A
0
ALARM_STATE 33.2 RO 0
TIME_STAMP 33.3 RO 0
SUBCODE 33.4 RO 0
VALUE 33.5 RO 0
High Alarm
HI_ALM
34
Data Type: DS‐71
The status of the hi alarm and its associated time
stamp.
UNACKNOWLEDGED 34.1 RW
N/A
0
ALARM_STATE 34.2 RO 0
TIME_STAMP 34.3 RO 0
SUBCODE 34.4 RO 0
VALUE 34.5 RO 0
Low Alarm
LO_ALM
35
Data Type: DS‐71
The status of the lo alarm and its associated time
stamp.
UNACKNOWLEDGED 35.1 RW
N/A
0
ALARM_STATE 35.2 RO 0
TIME_STAMP 35.3 RO 0
SUBCODE 35.4 RO 0
VALUE 35.5 RO 0
-Continued-